Teletext
Teletext offers one-directional data transmission, broadcast via television signal.
Most commonly, teletext decoders are built-in in (newer) television sets. Aside from that, there have been also teletext interfaces for computers.
Teletext offers one-directional data transmission, broadcast via television signal.
Most commonly, teletext decoders are built-in in (newer) television sets. Aside from that, there have been also teletext interfaces for computers.